Earth's Composition Closely Matches Mars, Suggests New Study On Planet's Origins ...

Astronomers have identified another object from this realm, with a diameter of roughly 310 miles (500 km), that has an ...

Scientists have seemingly settled long-standing arguments about whether the components of Earth originated from the inner or ...

Spiral Galaxy from Kirkland et al. CREDIT Chris Kirkland and colleagues. A new study of zircon crystals from two of Earth’s oldest continents indicates that the formation of Earth’s continental crust ...

While Galileo's observations killed off the old model, we would need to wait centuries for conclusive evidence that Earth ...

The discovery that helium and iron can mix at the temperatures and pressures found at the center of Earth could settle a long-standing debate over how our planet formed. When you purchase through ...

Scientists suggest that a fifth, hidden force linked to dark energy may exist in the solar system but has not yet been ...

"The most convincing scenario is that most of the building blocks of Earth and Theia originated in the inner solar system. Earth and Theia are likely to have been neighbors." When you purchase through ...

Earth is the planet we have the best opportunity to understand in detail—helping us see how other rocky planets behave, even ...

Even at a glance, the planets in our solar system are wildly diverse. Huge and small, airless and densely packed with ...